Chennai weather and climate in 2025
January
February
March
April
May
June
July
August
September
October
November
December
Overview
January
February
March
April
May
June
July
August
September
October
November
December
Overview
Chennai weather and climate in 2025
January
February
March
April
May
June
July
August
September
October
November
December
Overview
January
February
March
April
May
June
July
August
September
October
November
December
Overview
Day
35 °C
Night
25 °C
Sea
29 °C
Precipitation
133 mm
in month
Rainy days
12 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
73 %
Day
35 °C
Night
25 °C
Sea
29 °C
Precipitation
133 mm
in month
Rainy days
12 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
73 %
Overview: Chennai
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Weather overview for Chennai
Weather overview
Chennai (India) is a place with a tropical climate. Temperatures during the day are in the range from 30 °C (86 °F) in December to 38 °C (101 °F) in May. The highest sea temperatures in Chennai are in May with 29 °C (85 °F) and the lowest in January with 26 °C (80 °F). Temperatures during the night go from 21 °C (69 °F) in January to 27 °C (81 °F) in May. The least rainy month in Chennai is March with its 1 day of rain, the rainiest month is October, when it rains 14 days.
January weather
The day temperature rise's start could be observed, with its value of 31 °C (87 °F) in Chennai, while the sea temperature reaches its minimum. There is pending tourist season. The descent of the number of rainy days can be observed, with its value being 2 days, and the rainfall amount descents similarly to the previous month as well, with its value of 25 mm (0.99 in). The night temperature is on its minimum in this month.
February weather
The ongoing tourist season is noticeable in Chennai, and the dry season continues too in February. The rise of the day temperature can be observed, while the sea temperature starts to rise, the value of this measure is 27 °C (81 °F). The number of rainy days descents similarly to the previous month, its value is 1 day. The number of sun hours (without clouds) reaches its maximum, its value is 9 hours.
March weather
The tourist season continues in March in Chennai. The day temperature continues to rise, with its value being 34 °C (93 °F), and the rise of the sea temperature can be observed as well, its value is 28 °C (83 °F). The rainfall amount is on its minimum, with its value of 5 mm (0.20 in), and the number of rainy days reaches its minimum as well, with its value of 1 day. The beginning of the rise of the night temperature could be noticed, its value is 23 °C (73 °F).
April weather
The tourist season is taking place in Chennai, and the ongoing dry season is noticeable too. The sea temperature continues to rise, with its value being 29 °C (85 °F), and the day temperature rises similarly to the previous month too, with its value of 36 °C (96 °F). The beginning of the rise of the rainfall amount could be noticed in this month. The rise of the night temperature can be observed, with its value of 26 °C (79 °F).
May weather
The maximum of the day temperature is observable, with its value of 38 °C (101 °F) in Chennai, and the maximum of the sea temperature can be noticed too in May. The ongoing tourist season is noticeable. The number of rainy days rise's start could be observed, its value is 3 days. The night temperature is on its maximum, its value is 27 °C (81 °F). The beginning of the descent of the number of sun hours (without clouds) could be noticed, with its value of 9 hours.
June weather
The ongoing tourist season is noticeable in Chennai. The rainfall amount continues to rise, with its value of 59 mm (2.33 in), and the number of rainy days rises similarly to the previous month too, its value is 7 days. The wind speed reaches its maximum, its value is 4. The humidity is on its minimum in this month. The day length is on its maximum in June.
July weather
The beginning of the descent of the day temperature could be noticed, with its value of 36 °C (97 °F) in Chennai, and the beginning of the descent of the night temperature could be noticed too, with its value of 26 °C (79 °F). The rise of the number of rainy days can be observed, its value is 11 days, and the rainfall amount rises similarly to the previous month as well, with its value being 99 mm (3.90 in). The ongoing tourist season is noticeable. The minimum of the number of sun hours (without clouds) can be noticed, with its value of 6 hours.
August weather
The tourist season is close to its peak in Chennai. The number of rainy days continues to rise, its value is 12 days, and the rainfall amount rises similarly to the previous month as well. The descent of the day temperature can be observed, its value is 35 °C (96 °F), and the night temperature descents similarly to the previous month as well, its value is 26 °C (78 °F). The number of sun hours (without clouds) rise's start could be observed.
September weather
The number of rainy days descent's start could be observed, with its value being 12 days in Chennai. The number of sun hours (without clouds) continues to rise, with its value of 6 hours. The tourist season is close to its peak.
October weather
The wet season is at its beginning in Chennai. The day temperature descent's start could be observed, with its value of 33 °C (91 °F), and the night temperature starts to descent as well, with its value of 24 °C (76 °F). The rainfall amount rise's start could be observed, the value of this measure is 270 mm (10.62 in), while the number of rainy days reaches its maximum, the value of this measure is 14 days. The wind speed is on its minimum.
November weather
The day temperature continues to descent, its value is 31 °C (87 °F) in Chennai, while the sea temperature starts to descent, with its value of 28 °C (83 °F). There is pending wet season. The rainfall amount is on its maximum, with its value being 336 mm (13.22 in). The descent of the night temperature can be observed, the value of this measure is 23 °C (74 °F). The humidity reaches its maximum, with its value of 79 %.
December weather
The day temperature reaches its minimum, the value of this measure is 30 °C (86 °F) in Chennai, while the sea temperature descents similarly to the previous month, with its value being 27 °C (80 °F). The tourist season is about to start this month. The rainfall amount descent's start could be observed, with its value of 150 mm (5.91 in), and the number of rainy days descent's start could be observed too in this month. The night temperature continues to descent, with its value being 22 °C (71 °F).
FAQs
Is it hot in January in Chennai?
In January in Chennai, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
What is the sea temperature in February in Chennai?
The temperature of the sea in February in Chennai is 27 °C (81 °F). Seems like an ideal temperature for swimming, you can stay in the sea for a long time and enjoy it as well.
What is the temperature in Chennai during the day in March?
In March in Chennai, the average daily temperatures will be 34 °C (93 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.
Is April a good month to visit Chennai?
In April in Chennai, there are ideal conditions for a vacation. The seawater temperature reaches ideal 29 °C (85 °F). At night, temperatures hover around a pleasant 26 °C (79 °F). You can expect just 1 day of rain during the month, taking an umbrella is not necessary. Some people will find 36 °C (96 °F) temperature high, while others will enjoy it.
Is there a wet season in Chennai in May?
No, there is no wet season in Chennai in May - you can expect 3 days of rain during the month.
What level of humidity is to expect in Chennai in June?
In Chennai in June, expect humidity around 59 %.
How windy is it in July in Chennai?
In July in Chennai, there will be an average wind scale of 4.
Is August part of the dry season in Chennai?
No, August is not a dry month in Chennai, expect rain approximately 12 days in a month.
What is the air temperature in September in Chennai at night?
The average night temperature in September in Chennai is 25 °C (78 °F). The temperature creates a tropical atmosphere and encourages a night of fun, often including a drink to refresh. After all, this temperature is already relatively high.
How many sunny hours can I expect in Chennai in November?
There is an average length of sunshine of 6 hours per day in Chennai in November.
How many days of precipitation on average can I expect in December in Chennai?
There are 7 days, which are rainy in Chennai in December, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 1.7 days of the week, or in general - 24 % days.
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